&{'hello'}

#{if flash.error}
<h1>${flash.error}</h1>
#{/if}

<form action="/DemoController/authenticate" method="POST">
    <label for="user">What’s your OpenID?</label>
    <input type="text" name="user" id="user" />
    <input type="submit" value="login…" />
</form>
</code>